Tools / File Converter / HEIC to SGI Converter

HEIC to SGI Converter

Convert HEIC files to SGI. Batch, free and without uploading.

This tool converts HEIC files to SGI. HEIC (HEIF) is the photo format of iPhones and some Android phones. It is about half the size of JPG, but Windows and many websites can’t open it directly.

Silicon Graphics image. SGI is lossless, so nothing is lost from the image during conversion.

Conversion happens inside your browser; your files are never sent to a server.

How to use

1. Drag and drop your HEIC files, paste them from the clipboard, fetch one from a link, or use "Choose files".
2. Optionally set a maximum width and height.
3. Press "Convert" and download the SGI files one by one or as a ZIP.

Frequently asked questions

Will converting to SGI reduce quality?

No. SGI is lossless; the image in your HEIC is carried over as it is.

How many files can I convert at once?

There is no limit. Select hundreds of files together and download the results as one ZIP.

Are my files uploaded anywhere?

No. Your HEIC files are converted to SGI inside your browser and never sent to a server.